OAK jurnallaridan yig‘ilgan 140147 ta ilmiy maqola: sarlavha, mualliflar, annotatsiya, kalit so‘zlar, DOI va tayyor iqtibos formatlari.
The power units of mainline diesel locomotives are one of the primary technical systems ensuring the continuous and safe operation of railway transport. The operational reliability of these power units is directly…
В статье разработана организационно-экономическая методика формирования тематического туристского маршрута региона как комплексного туристского продукта. Актуальность исследования определяется необходимостью перехода от…
В статье рассматривается экономическое влияние тематических туристских маршрутов на развитие регионального рынка туристских услуг. Актуальность исследования определяется необходимостью оценки маршрута не только как…
Maqolada issiqlik izolyatsion, konstruktiv-issiqlik izolyatsion va konstruktiv materiallar sifatida qo‘llaniladigan arbolitbetonlarning asosiy mavjud tarkiblari ko‘rib chiqilgan. Yog‘och qirindilari asosidagi an’anaviy…
Mazkur maqolada Termiz shahri misolida shahar avtobus transporti tizimi va uning harakat jadvalini simulyatsion modellashtirish asosida tahlil qilish hamda optimallashtirish usuli taklif etilgan. Urbanizatsiya…
Статья посвящена вопросам архитектурно-планировочной организации многофункционального жилого комплекса, призванного решить проблемы современного градостроительства: удовлетворение социальных потребностей населения…
Ushbu maqolada avtotransport tarmog‘ida yuk tashish jarayonlarining samaradorligini baholashda qo‘llaniladigan texnik-ekspluatatsion, iqtisodiy va logistik mezonlar tizimi kompleks tahlil qilingan. Tadqiqot doirasida…
В статье рассматривается проблема дефицита свободных оптических волокон в существующих волоконно-оптических линиях передачи. Проведён анализ современных методов повышения пропускной способности разветвлённых оптических…
Mazkur maqolada irrigatsiya tizimlarida qo‘llaniladigan nasos stansiyalarining energiya samaradorligini oshirish muammosi tadqiq etiladi. Irrigatsiya nasos stansiyalari qishloq xo‘jaligi suv ta’minotining muhim elementi…
Ushbu maqolada konchilik sanoatida qo‘llaniladigan qazish mashinalari keskichlari uchun mo‘ljallangan qattiq qotishmali tishlarni tayyorlash texnologiyasi tadqiq etilgan. Tadqiqotning asosiy maqsadi kaliyli tuz…
Ushbu maqolada yo‘l harakati xavfsizligini ta’minlashga oid asosiy nazariy yondashuvlar qiyosiy tahlil qilingan. Tadqiqotda XX asrning 20-yillaridan zamonaviy davrgacha shakllangan nazariy modellar — "Uch E" tizimi…
В данной статье комплексно исследовано влияние факторов окружающей среды на техническое состояние, эксплуатационную надежность, несущую способность и долговечность железобетонных мостовых конструкций в процессе их…
In this study, the solubility properties of the ternary system monochloroacetic acid–triethanolamine–water were investigated withinthe temperature range of -46°C to +13°C using the polythermal method. Based on the…
The interaction of mercury, lead and cadmium ions with arsenazo III immobilized in a polyacrylonitrile matrix was studied. Theconditions for immobilization and complex formation were optimized. The complexation of these…
This work is devoted to a comparative study of the qualitative and quantitative composition of macro- and microelements in variousvegetative (leaves, stems) organs of wild-growing and cultivated Lycium barbarum L. Using…
The kinetics of the dechroming process of chrome-tanned leather waste (chrome shavings) using citric acid solutions wereinvestigated at different reagent concentrations and temperatures. Based on the obtained kinetic…
The fluorescence properties аnd sorption аbility of аcetylcellulose modified with 8-hydroxyquinoline for lithium ion detection innаturаl wаter environments were investigаted. The sorption of Li⁺ ions from 10⁻⁴ M аnd…
In this study, fluorone reagents were immobilized in TEOS/APTES-based sol–gel silica matrices and their application as sorption–luminescent sensors was analyzed. The advantages and limitations of physical adsorption…
The alkaline and acid hydrolysis of 2,2’-(butane-1,4-diybis(azanadiyl))bis(2-methylprpanenitrile) was investigated. The reactionswere carried out in alcoholic and aqueous sodium hydroxide solutions, as well as in an…
The article examines the more than century-long history of studying Quaternary deposits in Uzbekistan and analyzes the mainstages in the development of stratigraphic research in the region. The contribution of N.A…
In this study, new copper (II) complexes based on the ligand 2-amino-5-allylthio-1,3,4-thiadiazole (L) were synthesized, and theirstructures were characterized using elemental analysis, IR spectroscopy, and thermal…
The article presents a methodology for monitoring and forecasting the ecological condition of South Fergana landscapes based ongeographic information system (GIS) technologies. The study compiled a long-term statistical…
This study developed a targeted method for the synthesis of a new coordination compound with the composition [CoL2Cl2] basedon cobalt(II) chloride and the 2-amino-5-chlorobenzoxazole ligand in an ethanolic medium (at a…
The work examines the potential of oil and gas fields in the Bukhara-Khiva region of Uzbekistan as a source of critical elements.A brief overview of international approaches to assessing industrial groundwater resources…
The article reviews the current state of palynological investigations of the Lower Jurassic deposits of the Sudochye Depressionwithin the Ustyurt petroleum-bearing region. Published data on the stratigraphy, palynology…
This article investigates the technology for synthesizing effective clay-activated carbon sorbents designated for the regenerationand purification of compressor oils. During the research, various conditions of acid…
The effectiveness of oil and gas exploration in complex geological environments directly depends on the accuracy of reconstructingstructural trap development history. Based on a paleostructural analysis of the…
The article systematizes the scientific and methodological foundations for the use of geo - electrical and geomagnetic data inidentifying crustal fluid - mineralization systems within the Tamditau - Beltau mining…
Urban particulate matter (PM) pollution has become one of the major environmental challenges associated with rapid urbanizationand increasing anthropogenic activities. This study aimed to investigate the spatial and…
This article focuses on the prevalence of diseases among the population of Angren city and their territorial aspects. Based on theanalysis, proposals and recommendations have been developed to improve public health and…
This study analyzes seasonal changes in surface moisture within the Akhangaran District of Tashkent Region using Landsat 8–9multispectral imagery and the NDWI index. Satellite images acquired in March and August 2024…
The article examines a number of scientific and practical approaches to assessing the state of groundwater resources in the Republicof Uzbekistan, their rational use and the implementation of monitoring system…
The article examines the official edition Collection of International Treaties of the Republic of Uzbekistan as a historical source. Seventy-four out of the eighty-four issues published between 2004 and 2024 were…
The article provides a geosystem analysis of the territorial distribution and management problems of water resources in the Andijanregion under climate change and transboundary factors. Using ArcGIS Pro and Sentinel-2…
The article examines XX–XXI century scholarship on manuscript production during the reign of Amir Timur. Written testimonies, the manuscript tradition of Nizam al-Din Shami’s Zafarnama, studies of the artistic…
This article analyzes the processes of administrative-territorial development of the Denov area during the first half of the 20th century on the basis of historical sources and statistical data. It examines the…
The article analyzes the formation and development of fair trade in the Russian Empire and the organizational and legal foundations of its state regulation. It examines the role of fairs in domestic trade, their…
This article analyzes the political and social factors underlying the intellectual and cultural flourishing that took place in al-Andalus during the 8th–10th centuries. It examines the formation of state policies…
The article describes the reforms being implemented in the field of tourism in Uzbekistan, the role of tourism in improving thestandard of living and employment of the population, and the recreational opportunities of…
The article examines current challenges in ensuring the stability of the slopes of the Angren open-pit coal mine under conditionsof deep surface mining and underground coal gasification. The study is based on the…
The article presents the results of geochemical analysis of 99 samples of sediments from the Cretaceous (karnap, thym deposits) and paleogene (akdjar, bukhara deposits) periods of the Zirabulak-Ziyovuddin region and…
The аrticle is devоted tо fоrecаsting new prоmising tin-beаring аreаs in the Zirаbulаk-Ziаetdin Mоuntаins fоr the purpоse оf develоping the minerаl resоurce bаse. The stаte оf glоbаl tin reserves аnd innоvаtive…
This article presents a comprehensive study of the geological structure and mineralogical-petrographic characteristics of the Orazali copper-molybdenum ore occurrence located in the Northern Bukantau area of the Central…
This study presents the assessment of soil seismic vulnerability in the city of Termez based on ambient microtremor measurements.The Horizontal-to-Vertical Spectral Ratio (HVSR) method proposed by Nakamura was applied…
his article analyzes the theoretical and methodological foundations of developing leadership competencies of female students in higher education institutions. In the modern higher education system, the development of…
This article examines the development of the travelogue genre in Jadid journalism in the early twentieth century and its role in expressing the ideas of national awakening. The study aims to identify the generic and…
Compact three-wheeled mini-tractors — comprising a single steered front wheel and two driven rear wheels — are increasingly used on small private (dekhkan) farms, in orchards and in greenhouse rows because of their…
This article examines the linguopragmatic implications of artificial intelligence for English-language social media discourse. A focused literature review and contextual analysis of constructed examples explore speech…
This article comprehensively examines the psychological characteristics of individuals who are prone to socio-economic dependency, which is currently regarded as one of the relevant socio-psychological problems. The…
The article analyzes the technical and tactical performance of the Uzbekistan national football team in three group-stage matches of the 2026 FIFA World Cup against Colombia, Portugal, and the Democratic Republic of the…